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Date:   Wed, 25 May 2022 10:10:48 -0700
From:   Luis Chamberlain <mcgrof@kernel.org>
To:     Thomas Gleixner <tglx@linutronix.de>,
        Richard Fontana <fontana@sharpeleven.org>
Cc:     tj@kernel.org, gregkh@linuxfoundation.org,
        akpm@linux-foundation.org, jeyu@kernel.org, shuah@kernel.org,
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        Goldwyn Rodrigues <rgoldwyn@suse.com>,
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        Ciaran Farrell <Ciaran.Farrell@suse.com>,
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        Christoph Hellwig <hch@lst.de>,
        Jonathan Corbet <corbet@lwn.net>,
        Thorsten Leemhuis <linux@leemhuis.info>
Subject: Re: [PATCH v9 1/6] LICENSES: Add the copyleft-next-0.3.1 license
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References: <20211029184500.2821444-1-mcgrof@kernel.org>
 <20211029184500.2821444-2-mcgrof@kernel.org>
 <87h75g0xbm.ffs@tglx>
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On Mon, May 23, 2022 at 11:10:37PM +0200, Thomas Gleixner wrote:
> On Fri, Oct 29 2021 at 11:44, Luis Chamberlain wrote:
> > preferred. A summary of benefits why projects outside of Linux might
> > prefer to use copyleft-next >= 0.3.1 over GPLv2:
> >
> <snip>
> >
> > o copyleft-next has a 'built-in or-later' provision
> 
> Not convinced that this is a benefit under all circumstances,

I'll just drop it.

> but that's
> a philosopical problem. The real problem is this:


> > +Valid-License-Identifier: copyleft-next-0.3.1
> 
> and

Why is this an issue?

> > +11. Later License Versions
> > +
> > +    The Copyleft-Next Project may release new versions of copyleft-next,
> > +    designated by a distinguishing version number ("Later Versions").
> > +    Unless I explicitly remove the option of Distributing Covered Works
> > +    under Later Versions, You may Distribute Covered Works under any Later
> > +    Version.
> 
> If I want to remove this option, then how do I express this with a SPDX
> license identifier?

Good question, souinds like generic semantics for SPDX evolution?

  Luis